In order to place new orders in Coinbase, you first need your API keys to access your private data. Check the following article: How to Use Private REST API.
Once you have configured your API keys, you can start to place orders
Place a new Market Order, buy 0.002 contracts of BTC-USD
TsgcWSAPI_Coinbase oCoinbase = new TsgcWSAPI_Coinbase(); oCoinbase.Coinbase.ApiKey = "your api key"; oCoinbase.Coinbase.ApiSecret = "your api secret"; oCoinbase.Coinbase.ApiPassphrase = "your passphrase"; MessageBox.Show(oCoinbase.REST_API.PlaceMarketOrder(coisBuy, "BTC-USD", 0.002, 0));
Place a new Limit Order, buy 0.002 contracts of BTC-USD at price limit of 10000
TsgcWSAPI_Coinbase oCoinbase = new TsgcWSAPI_Coinbase(); oCoinbase.Coinbase.ApiKey = "your api key"; oCoinbase.Coinbase.ApiSecret = "your api secret"; oCoinbase.Coinbase.ApiPassphrase = "your passphrase"; MessageBox.Show(oCoinbase.REST_API.PlaceLimitOrder(coisBuy, "BTC-USD", 0.002,0,10000));